Pump Sizing

Formula and source

Total dynamic head TDH = static lift + friction loss + velocity head + pressure required at outlet. Brake HP = (GPM × TDH) / (3960 × pump_efficiency).

Hydraulic Institute by name; Hazen-Williams (AWWA M11 5th ed.) for friction term.

Audience

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Related tools

• Friction Loss
• Pipe Sizing
• Pump NPSH Available
• Pump Operating Point

Posture

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